Import 1.3.44

Documentation/cdrom/aztcd

-$Id: README.aztcd,v 1.90 1995/10/21 17:52:16 root Exp root $
-                       Readme-File README.aztcd
+$Id: README.aztcd,v 2.0 1995/11/10 19:37:18 root Exp root $
+          Readme-File /usr/src/Documentation/cdrom/aztcd
            for Aztech CD-ROM CDA268-01A, ORCHID CD-3110,
                   OKANO/WEARNES CDD110, Conrad TXC
                            CD-ROM Driver 
-                       Version 1.9 and newer
+                       Version 2.0 and newer
                    (for other drives see 6.-8.)
 
 NOTE: THIS DRIVER WILL WORK WITH THE CD-ROM DRIVES LISTED, WHICH HAVE
@@ -53,7 +53,7 @@ old kernel, in order to reboot if something goes wrong!
 2. INSTALLATION
 The driver consists of a header file 'aztcd.h', which normally should reside 
 in /usr/include/linux and the source code 'aztcd.c', which normally resides in
-/usr/src/linux/drivers/block. It uses /dev/aztcd (/dev/aztcd0 in some distri-
+/usr/src/linux/drivers/cdrom. It uses /dev/aztcd (/dev/aztcd0 in some distri-
 butions), which must be a valid block device with major number 29 and reside 
 in directory /dev. To mount a CD-ROM, your kernel needs to have the ISO9660-
 filesystem support included.
@@ -163,7 +163,7 @@ to load it before you can mount the CDROM:
                     insmod /lib/modules/X.X.X/fs/isofs.o
 The mount procedure works as described in 4. above.
 (In all commands 'X.X.X' is the current linux kernel version number. For details
-see file README.modules in /usr/src/linux.)
+see file modules.txt in /usr/src/linux/Documentation)
 
 4.2 CDROM CONNECTED TO A SOUNDCARD
 Most soundcards do have a bus interface to the CDROM-drive. In many cases
@@ -460,7 +460,7 @@ and also were very patient with the problems which occurred.
 Reinhard Max delivered the information for the CDROM-interface of the
 SoundWave32 soundcards.
 
-Jochen Koch and Olaf ? delivered the information for supporting Conrad's TXC
+Jochen Koch and Olaf Koluza delivered the information for supporting Conrad's TXC
 drive.
 
 Anybody, who is interested in these items should have a look at 'ftp.gwdg.de',

MAGIC

@@ -85,6 +85,7 @@ Ioctl	Include File		Comments
 'T'	asm/termios.h		conflict!
 'V'	linux/vt.h
 'Y'	linux/cyclades.h	codes in 0x004359NN
+'a'	various, see http://lrcwww.epfl.ch/linux-atm/magic.html
 'f'	linux/ext2_fs.h
 'm'	linux/mtio.h		conflict!
 'm'	linux/soundcard.h	conflict!

Makefile

 VERSION = 1
 PATCHLEVEL = 3
-SUBLEVEL = 43
+SUBLEVEL = 44
 
 ARCH = i386
 
@@ -282,7 +282,7 @@ clean:	archclean
 
 mrproper: clean
 	rm -f include/linux/autoconf.h include/linux/version.h
-	rm -f drivers/sound/local.h
+	rm -f drivers/sound/local.h drivers/sound/.defines
 	rm -f drivers/scsi/aic7xxx_asm drivers/scsi/aic7xxx_seq.h
 	rm -f drivers/char/uni_hash.tbl drivers/char/conmakehash
 	rm -f .version .config* config.in config.old

arch/alpha/defconfig

@@ -58,7 +58,7 @@ CONFIG_INET=y
 #
 # CONFIG_INET_PCTCP is not set
 # CONFIG_INET_RARP is not set
-CONFIG_INET_SNARL=y
+# CONFIG_NO_PATH_MTU_DISCOVERY is not set
 # CONFIG_TCP_NAGLE_OFF is not set
 CONFIG_IP_NOSR=y
 CONFIG_SKB_LARGE=y
@@ -128,7 +128,6 @@ CONFIG_DUMMY=m
 CONFIG_NET_EISA=y
 # CONFIG_APRICOT is not set
 CONFIG_DE4X5=y
-# CONFIG_ETH16 is not set
 # CONFIG_ZNET is not set
 # CONFIG_NET_POCKET is not set
 # CONFIG_TR is not set

arch/i386/kernel/entry.S

@@ -656,7 +656,7 @@ ENTRY(sys_call_table)
 	.long SYMBOL_NAME(sys_msync)
 	.long SYMBOL_NAME(sys_readv)		/* 145 */
 	.long SYMBOL_NAME(sys_writev)
-	.long 0
+	.long SYMBOL_NAME(sys_getsid)
 	.long 0
 	.long 0
 	.long SYMBOL_NAME(sys_mlock)		/* 150 */

arch/sparc/Makefile

-#
+# $Id: Makefile,v 1.6 1995/11/25 00:57:30 davem Exp $
 # sparc/Makefile
 #
 # Makefile for the architecture dependent flags and dependencies on the
@@ -7,21 +7,19 @@
 # Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu)
 #
 
-
 # If the solaris /bin/sh wasn't so broken, I wouldn't need the following
 # line...
 SHELL  =/bin/bash
 
 #
-# How to link, we send the linker the address at which the text section
-# is to start. The prom loads us at 0x0-kernel_size. There is also an
-# alias of this address space at 0xf8000000-(0xf8000000+kernel_size) but
-# I ignore it and eliminate those mappings during vm initialization and
-# just leave the low mapping.
-#
-LINKFLAGS = -N -Ttext 0xf0004000
+# Uncomment the first CFLAGS if you are doing kgdb source level
+# debugging of the kernel to get the proper debugging information.
+
+#CFLAGS := $(CFLAGS) -g -pipe
 CFLAGS := $(CFLAGS) -pipe
 
+LINKFLAGS = -N -Ttext 0xf0004000
+
 HEAD := arch/sparc/kernel/head.o
 
 SUBDIRS := $(SUBDIRS) arch/sparc/kernel arch/sparc/lib arch/sparc/mm \
@@ -29,14 +27,12 @@ SUBDIRS := $(SUBDIRS) arch/sparc/kernel arch/sparc/lib arch/sparc/mm \
 
 ARCHIVES := arch/sparc/kernel/kernel.o arch/sparc/mm/mm.o $(ARCHIVES)
 
+LIBS := $(TOPDIR)/lib/lib.a $(LIBS) $(TOPDIR)/arch/sparc/prom/promlib.a \
+	$(TOPDIR)/arch/sparc/lib/lib.a
+
 aoutimage: vmlinux
 	elftoaout -o aoutimage vmlinux
 
-
-LIBS := $(TOPDIR)/lib/lib.a $(LIBS) $(TOPDIR)/arch/sparc/lib/lib.a \
-	$(TOPDIR)/arch/sparc/prom/promlib.a
-
-
 archclean:
 	rm -f $(TOPDIR)/arch/sparc/boot/boot
 

arch/sparc/boot/Makefile

+# $Id: Makefile,v 1.2 1995/11/25 00:57:37 davem Exp $
 # Makefile for the Sparc low level /boot module.
 #
 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
@@ -18,5 +19,3 @@ boot: $(OBJS)
 dep:
 	$(CPP) -M *.c > .depend
 	$(CPP) -M -D__ASSEMBLY__ -ansi *.S >>.depend
-
-include $(TOPDIR)/Rules.make

arch/sparc/boot/bare.S

-/* base.S:      Ugly low-level boot program entry code.  The job of this
+/* $Id: bare.S,v 1.2 1995/11/25 00:57:39 davem Exp $
+ * base.S:      Ugly low-level boot program entry code.  The job of this
  *              module is to parse the boot flags, try to mount the remote
  *              root filesystem and load the kernel into virtual memory.
  *
@@ -6,6 +7,7 @@
  */
 
 #include "bare.h"
+#include <asm/ptrace.h>
 
 	.data
 	.globl C_LABEL(romvec)
@@ -49,7 +51,7 @@ C_LABEL(b_block_cksum):
 start_of_execution:
 	sethi	%hi(C_LABEL(first_adr_in_text)), %o1		! This is our top
 	or	%o1, %lo(C_LABEL(first_adr_in_text)), %o1	! of stack too.
-	sub	%o1, C_STACK, %o1
+	sub	%o1, STACKFRAME_SZ, %o1
 	add	%o1, 0x7, %o1
 	andn	%o1, 0x7, %o1
 	save	%o1, 0x0, %sp					! save is an add

arch/sparc/boot/bare.h

-/* bare.h:  Defines for the low level entry code of the BOOT program.
+/* $Id: bare.h,v 1.2 1995/11/25 00:57:41 davem Exp $
+ * bare.h:  Defines for the low level entry code of the BOOT program.
  *          We include in the head.h stuff that the real kernel uses
  *          and this saves a lot of repetition here.
  *

arch/sparc/boot/imperical.h

-/* imperical.h:  Nasty hacks....
+/* $Id: imperical.h,v 1.2 1995/11/25 00:57:42 davem Exp $
+ * imperical.h:  Nasty hacks....
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
  */

arch/sparc/boot/init_me.c

-/* init_me.c:  Initialize imperical constants and gather some info from
+/* $Id: init_me.c,v 1.2 1995/11/25 00:57:44 davem Exp $
+ * init_me.c:  Initialize imperical constants and gather some info from
  *             the boot prom.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/config.in

-#
-# arch/sparc/config.in
-#
-# Bare minimum configuration file for the Sparc.
-#
-# Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu)
-#
+# $Id: config.in,v 1.5 1995/11/25 00:57:32 davem Exp $
 # For a description of the syntax of this configuration file,
 # see the Configure script.
 #
-mainmenu_name 'Sparc Linux Kernel Configuration'
-
-echo "#define CONFIG_SPARCDEVS 1" >> $CONFIG_H
-echo "CONFIG_SPARCDEVS=y" >> $CONFIG
+mainmenu_name "Kernel configuration of Linux for SparcStations"
 
 mainmenu_option next_comment
-comment 'Sparc Kernel setup'
+comment 'General setup'
 
-bool 'Sun floppy controller support' CONFIG_BLK_DEV_SUNFD n
-bool 'Networking support' CONFIG_NET n
-bool 'Limit memory to low 16MB' CONFIG_MAX_16M n
-bool 'System V IPC' CONFIG_SYSVIPC y
-bool 'Kernel support for ELF binaries' CONFIG_BINFMT_ELF y
+# Global things across all Sparc machines.
+define_bool CONFIG_SBUS y
+define_bool CONFIG_SUN_MOUSE y
+define_bool CONFIG_SUN_SERIAL y
+define_bool CONFIG_SUN_KEYBOARD y
+define_bool CONFIG_SUN_CONSOLE y
+
+bool 'Networking support' CONFIG_NET
+bool 'System V IPC' CONFIG_SYSVIPC
+tristate 'Kernel support for ELF binaries' CONFIG_BINFMT_ELF
+
+source drivers/block/Config.in
 
 if [ "$CONFIG_NET" = "y" ]; then
-mainmenu_option next_comment
-comment 'Networking options'
-bool 'TCP/IP networking' CONFIG_INET y
-if [ "$CONFIG_INET" "=" "y" ]; then
-bool 'IP forwarding/gatewaying' CONFIG_IP_FORWARD n
-bool 'IP multicasting (ALPHA)' CONFIG_IP_MULTICAST n
-bool 'IP firewalling' CONFIG_IP_FIREWALL n
-bool 'IP accounting' CONFIG_IP_ACCT n
-comment '(it is safe to leave these untouched)'
-bool 'PC/TCP compatibility mode' CONFIG_INET_PCTCP n
-bool 'Reverse ARP' CONFIG_INET_RARP n
-bool 'Assume subnets are local' CONFIG_INET_SNARL y
-bool 'Disable NAGLE algorithm (normally enabled)' CONFIG_TCP_NAGLE_OFF n
-fi
-bool 'The IPX protocol' CONFIG_IPX n
-#bool 'Amateur Radio AX.25 Level 2' CONFIG_AX25 n
+	source net/Config.in
 fi
 
 mainmenu_option next_comment
 comment 'SCSI support'
 
-bool 'SCSI support?' CONFIG_SCSI n
-
-if [ "$CONFIG_SCSI" = "n" ]; then
-
-comment 'Skipping SCSI configuration options...'
-
-else
-
-comment 'SCSI support type (disk, tape, CDrom)'
-
-bool 'SCSI disk support' CONFIG_BLK_DEV_SD y
-bool 'SCSI tape support' CONFIG_CHR_DEV_ST n
-bool 'SCSI CDROM support' CONFIG_BLK_DEV_SR n
-bool 'SCSI generic support' CONFIG_CHR_DEV_SG n
-
-comment 'SCSI low-level drivers'
-
-bool 'Sun ESP Scsi support' CONFIG_SCSI_SUN_ESP n
+tristate 'SCSI support' CONFIG_SCSI
 
+if [ "$CONFIG_SCSI" != "n" ]; then
+	source drivers/scsi/Config.in
 fi
 
-
 if [ "$CONFIG_NET" = "y" ]; then
+	mainmenu_option next_comment
+	comment 'Network device support'
 
-mainmenu_option next_comment
-comment 'Network device support'
-
-bool 'Network device support?' CONFIG_NETDEVICES y
-if [ "$CONFIG_NETDEVICES" = "n" ]; then
-
-comment 'Skipping network driver configuration options...'
-
-else
-bool 'Dummy net driver support' CONFIG_DUMMY n
-bool 'SLIP (serial line) support' CONFIG_SLIP n
-if [ "$CONFIG_SLIP" = "y" ]; then
-  bool ' CSLIP compressed headers' SL_COMPRESSED y
-#  bool ' SLIP debugging on' SL_DUMP y
-fi
-bool 'PPP (point-to-point) support' CONFIG_PPP n
-bool 'PLIP (parallel port) support' CONFIG_PLIP n
-bool 'Load balancing support (experimental)' CONFIG_SLAVE_BALANCING n
-bool 'Sun LANCE Ethernet support' CONFIG_SUN_LANCE n
-bool 'Sun Intel Ethernet support' CONFIG_SUN_INTEL n
-fi
+	bool 'Network device support' CONFIG_NETDEVICES
+	if [ "$CONFIG_NETDEVICES" = "y" ]; then
+		source drivers/net/Config.in
+	fi
 fi
 
-mainmenu_option next_comment
-comment 'Filesystems'
-
-bool 'Standard (minix) fs support' CONFIG_MINIX_FS n
-bool 'Extended fs support' CONFIG_EXT_FS n
-bool 'Second extended fs support' CONFIG_EXT2_FS y
-bool 'xiafs filesystem support' CONFIG_XIA_FS n
-bool 'msdos fs support' CONFIG_MSDOS_FS n
-bool '/proc filesystem support' CONFIG_PROC_FS n
-if [ "$CONFIG_INET" = "y" ]; then
-bool 'NFS filesystem support' CONFIG_NFS_FS n
-fi
-if [ "$CONFIG_BLK_DEV_SR" = "y" -o "$CONFIG_CDU31A" = "y" -o "$CONFIG_MCD" = "y" -o "$CONFIG_SBPCD" = "y" -o "$CONFIG_BLK_DEV_IDECD" = "y" ]; then
-	bool 'ISO9660 cdrom filesystem support' CONFIG_ISO9660_FS n
-else
-	bool 'ISO9660 cdrom filesystem support' CONFIG_ISO9660_FS n
-fi
-bool 'OS/2 HPFS filesystem support (read only)' CONFIG_HPFS_FS n
-bool 'System V and Coherent filesystem support' CONFIG_SYSV_FS n
-
-
-mainmenu_option next_comment
-comment 'character devices'
-
-bool 'Zilog serial support' CONFIG_SUN_ZS n
-
-comment 'Sound'
-
-bool 'Sun Audio support' CONFIG_SUN_AUDIO n
+source fs/Config.in
 
 mainmenu_option next_comment
 comment 'Kernel hacking'
 
-bool 'Debug kmalloc/kfree' CONFIG_DEBUG_MALLOC n
-bool 'Kernel profiling support' CONFIG_PROFILE n
+bool 'Kernel profiling support' CONFIG_PROFILE
 if [ "$CONFIG_PROFILE" = "y" ]; then
-  int ' Profile shift count' CONFIG_PROFILE_SHIFT 2
-fi
-if [ "$CONFIG_SCSI" = "y" ]; then
-bool 'Verbose SCSI error reporting (kernel size +=12K)' CONFIG_SCSI_CONSTANTS y
+	int ' Profile shift count' CONFIG_PROFILE_SHIFT 2
 fi

arch/sparc/defconfig

+#
+# Automatically generated make config: don't edit
+#
+
+#
+# General setup
+#
+CONFIG_SBUS=y
+CONFIG_SUN_MOUSE=y
+CONFIG_SUN_SERIAL=y
+CONFIG_SUN_KEYBOARD=y
+CONFIG_SUN_CONSOLE=y
+CONFIG_NET=y
+CONFIG_SYSVIPC=y
+# CONFIG_BINFMT_ELF is not set
+
+#
+# block devices
+#
+# CONFIG_BLK_DEV_FD is not set
+
+#
+# Networking options
+#
+# CONFIG_FIREWALL is not set
+CONFIG_INET=y
+# CONFIG_IP_FORWARD is not set
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_ACCT is not set
+
+#
+# (it is safe to leave these untouched)
+#
+# CONFIG_INET_PCTCP is not set
+# CONFIG_INET_RARP is not set
+# CONFIG_NO_PATH_MTU_DISCOVERY is not set
+# CONFIG_TCP_NAGLE_OFF is not set
+CONFIG_IP_NOSR=y
+# CONFIG_SKB_LARGE is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_AX25 is not set
+# CONFIG_NETLINK is not set
+
+#
+# SCSI support
+#
+CONFIG_SCSI=y
+
+#
+# SCSI support type (disk, tape, CDrom)
+#
+CONFIG_BLK_DEV_SD=y
+CONFIG_CHR_DEV_ST=y
+CONFIG_BLK_DEV_SR=y
+# CONFIG_CHR_DEV_SG is not set
+
+#
+# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
+#
+# CONFIG_SCSI_MULTI_LUN is not set
+CONFIG_SCSI_CONSTANTS=y
+
+#
+# SCSI low-level drivers
+#
+CONFIG_SCSI_SUNESP=y
+
+#
+# Network device support
+#
+CONFIG_NETDEVICES=y
+CONFIG_DUMMY=y
+# CONFIG_SLIP is not set
+# CONFIG_PPP is not set
+CONFIG_SUNLANCE=y
+
+#
+# Filesystems
+#
+# CONFIG_MINIX_FS is not set
+# CONFIG_EXT_FS is not set
+CONFIG_EXT2_FS=y
+# CONFIG_XIA_FS is not set
+CONFIG_MSDOS_FS=y
+# CONFIG_UMSDOS_FS is not set
+CONFIG_PROC_FS=y
+CONFIG_NFS_FS=y
+CONFIG_ROOT_NFS=y
+CONFIG_ISO9660_FS=y
+# CONFIG_HPFS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_SMB_FS is not set
+
+#
+# Kernel hacking
+#
+# CONFIG_PROFILE is not set

arch/sparc/kernel/Makefile

-#
+# $Id: Makefile,v 1.18 1995/11/25 00:57:48 davem Exp $
 # Makefile for the linux kernel.
 #
 # Note! Dependencies are done automagically by 'make dep', which also
@@ -12,15 +12,15 @@
 .S.o:
 	$(CC) -D__ASSEMBLY__ -ansi -c $< -o $*.o
 
-OBJS  = entry.o traps.o irq.o process.o signal.o ioport.o setup.o \
-	idprom.o probe.o mp.o c_mp.o
+OBJS  = entry.o wof.o wuf.o etrap.o rtrap.o switch.o traps.o irq.o \
+	process.o signal.o ioport.o setup.o idprom.o probe.o mp.o  \
+	c_mp.o sys_sparc.o sunos_asm.o sparc-stub.o systbls.o      \
+	sys_sunos.o sunos_ioctl.o time.o
 
 all: kernel.o head.o
 
-head.o: head.s
-
-head.s: head.S
-	$(CPP) -D__KERNEL__ -D__ASSEMBLY__ -ansi -o $*.s $<
+head.o: head.S
+	$(CC) -D__ASSEMBLY__ -ansi -c $*.S -o $*.o
 
 kernel.o: $(OBJS)
 	$(LD) -r -o kernel.o $(OBJS)
@@ -28,6 +28,5 @@ kernel.o: $(OBJS)
 
 dep:
 	$(CPP) -M *.c > .depend
-	$(CPP) -M -D__ASSEMBLY__ -ansi *.S >>.depend
 
 include $(TOPDIR)/Rules.make

arch/sparc/kernel/V9head.S

-/* V9head.S: Initial boot code for the V9 Sparc under Linux.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- *
- */
-
-#include <asm/cprefix.h>
-
-	.text
-
-	.globl	start
-	.globl	_start
-	.globl	C_LABEL(trapbase)
-_start:
-start:
-C_LABEL(trapbase):

arch/sparc/kernel/c_mp.c

-/* mp.c:  SMP cpu idling and dispatch on the Sparc.
+/* $Id: c_mp.c,v 1.3 1995/11/25 00:57:50 davem Exp $
+ * mp.c:  SMP cpu idling and dispatch on the Sparc.
  *
  * Copyright (C) 1995 David S. Miller
  */
 
+#include <linux/kernel.h>
+
 #include <asm/mp.h>
 #include <asm/mbus.h>
 

arch/sparc/kernel/errtbls.c

+/* $Id: errtbls.c,v 1.2 1995/11/25 00:57:55 davem Exp $
+ * errtbls.c: Error number conversion tables between various syscall
+ *            OS semantics.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ *
+ * Based upon preliminary work which is:
+ *
+ * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu)
+ */
+
+#include <asm/bsderrno.h>        /* NetBSD (bsd4.4) errnos */
+#include <asm/solerrno.h>        /* Solaris errnos */
+
+/* Here are tables which convert between Linux/SunOS error number
+ * values to the equivalent in other OSs.  Note that since the Linux
+ * ones have been set up to match exactly those of SunOS, no
+ * translation table is needed for that OS.
+ */
+
+int solaris_errno[] = {
+	0,
+	SOL_EPERM,
+	SOL_ENOENT,
+	SOL_ESRCH,
+	SOL_EINTR,
+	SOL_EIO,
+	SOL_ENXIO,
+	SOL_E2BIG,
+	SOL_ENOEXEC,
+	SOL_EBADF,
+	SOL_ECHILD,
+	SOL_EAGAIN,
+	SOL_ENOMEM,
+	SOL_EACCES,
+	SOL_EFAULT,
+	SOL_NOTBLK,
+	SOL_EBUSY,
+	SOL_EEXIST,
+	SOL_EXDEV,
+	SOL_ENODEV,
+	SOL_ENOTDIR,
+	SOL_EISDIR,
+	SOL_EINVAL,
+	SOL_ENFILE,
+	SOL_EMFILE,
+	SOL_ENOTTY,
+	SOL_ETXTBSY,
+	SOL_EFBIG,
+	SOL_ENOSPC,
+	SOL_ESPIPE,
+	SOL_EROFS,
+	SOL_EMLINK,
+	SOL_EPIPE,
+	SOL_EDOM,
+	SOL_ERANGE,
+	SOL_EWOULDBLOCK,
+	SOL_EINPROGRESS,
+	SOL_EALREADY,
+	SOL_ENOTSOCK,
+	SOL_EDESTADDRREQ,
+	SOL_EMSGSIZE,
+	SOL_EPROTOTYPE,
+	SOL_ENOPROTOOPT,
+	SOL_EPROTONOSUPPORT,
+	SOL_ESOCKTNOSUPPORT,
+	SOL_EOPNOTSUPP,
+	SOL_EPFNOSUPPORT,
+	SOL_EAFNOSUPPORT,
+	SOL_EADDRINUSE,
+	SOL_EADDRNOTAVAIL,
+	SOL_ENETDOWN,
+	SOL_ENETUNREACH,
+	SOL_ENETRESET,
+	SOL_ECONNABORTED,
+	SOL_ECONNRESET,
+	SOL_ENOBUFS,
+	SOL_EISCONN,
+	SOL_ENOTONN,
+	SOL_ESHUTDOWN,
+	SOL_ETOOMANYREFS,
+	SOL_ETIMEDOUT,
+	SOL_ECONNREFUSED,
+	SOL_ELOOP,
+	SOL_ENAMETOOLONG,
+	SOL_EHOSTDOWN,
+	SOL_EHOSTUNREACH,
+	SOL_ENOTEMPTY,
+	SOL_EPROCLIM,
+	SOL_EUSERS,
+	SOL_EDQUOT,
+	SOL_ESTALE,
+	SOL_EREMOTE,
+	SOL_ENOSTR,
+	SOL_ETIME,
+	SOL_ENOSR,
+	SOL_ENOMSG,
+	SOL_EBADMSG,
+	SOL_IDRM,
+	SOL_EDEADLK,
+	SOL_ENOLCK,
+	SOL_ENONET,
+	SOL_ERREMOTE,
+	SOL_ENOLINK,
+	SOL_EADV,
+	SOL_ESRMNT,
+	SOL_ECOMM,
+	SOL_EPROTO,
+	SOL_EMULTIHOP,
+	SOL_EINVAL,    /* EDOTDOT XXX??? */
+	SOL_REMCHG,
+	SOL_NOSYS,
+	SOL_STRPIPE,
+	SOL_EOVERFLOW,
+	SOL_EBADFD,
+	SOL_ECHRNG,
+	SOL_EL2NSYNC,
+	SOL_EL3HLT,
+	SOL_EL3RST,
+	SOL_NRNG,
+	SOL_EUNATCH,
+	SOL_ENOCSI,
+	SOL_EL2HLT,
+	SOL_EBADE,
+	SOL_EBADR,
+	SOL_EXFULL,
+	SOL_ENOANO,
+	SOL_EBADRQC,
+	SOL_EBADSLT,
+	SOL_EDEADLOCK,
+	SOL_EBFONT,
+	SOL_ELIBEXEC,
+	SOL_ENODATA,
+	SOL_ELIBBAD,
+	SOL_ENOPKG,
+	SOL_ELIBACC,
+	SOL_ENOTUNIQ,
+	SOL_ERESTART,
+	SOL_EUCLEAN,
+	SOL_ENOTNAM,
+	SOL_ENAVAIL,
+	SOL_EISNAM,
+	SOL_EREMOTEIO,
+	SOL_EILSEQ,
+	SOL_ELIBMAX,
+	SOL_ELIBSCN,
+};
+
+int netbsd_errno[] = {
+	0,
+	BSD_EPERM,
+	BSD_ENOENT,
+	BSD_ESRCH,
+	BSD_EINTR,
+	BSD_EIO,
+	BSD_ENXIO,
+	BSD_E2BIG,
+	BSD_ENOEXEC,
+	BSD_EBADF,
+	BSD_ECHILD,
+	BSD_EAGAIN,
+	BSD_ENOMEM,
+	BSD_EACCES,
+	BSD_EFAULT,
+	BSD_NOTBLK,
+	BSD_EBUSY,
+	BSD_EEXIST,
+	BSD_EXDEV,
+	BSD_ENODEV,
+	BSD_ENOTDIR,
+	BSD_EISDIR,
+	BSD_EINVAL,
+	BSD_ENFILE,
+	BSD_EMFILE,
+	BSD_ENOTTY,
+	BSD_ETXTBSY,
+	BSD_EFBIG,
+	BSD_ENOSPC,
+	BSD_ESPIPE,
+	BSD_EROFS,
+	BSD_EMLINK,
+	BSD_EPIPE,
+	BSD_EDOM,
+	BSD_ERANGE,
+	BSD_EWOULDBLOCK,
+	BSD_EINPROGRESS,
+	BSD_EALREADY,
+	BSD_ENOTSOCK,
+	BSD_EDESTADDRREQ,
+	BSD_EMSGSIZE,
+	BSD_EPROTOTYPE,
+	BSD_ENOPROTOOPT,
+	BSD_EPROTONOSUPPORT,
+	BSD_ESOCKTNOSUPPORT,
+	BSD_EOPNOTSUPP,
+	BSD_EPFNOSUPPORT,
+	BSD_EAFNOSUPPORT,
+	BSD_EADDRINUSE,
+	BSD_EADDRNOTAVAIL,
+	BSD_ENETDOWN,
+	BSD_ENETUNREACH,
+	BSD_ENETRESET,
+	BSD_ECONNABORTED,
+	BSD_ECONNRESET,
+	BSD_ENOBUFS,
+	BSD_EISCONN,
+	BSD_ENOTONN,
+	BSD_ESHUTDOWN,
+	BSD_ETOOMANYREFS,
+	BSD_ETIMEDOUT,
+	BSD_ECONNREFUSED,
+	BSD_ELOOP,
+	BSD_ENAMETOOLONG,
+	BSD_EHOSTDOWN,
+	BSD_EHOSTUNREACH,
+	BSD_ENOTEMPTY,
+	BSD_EPROCLIM,
+	BSD_EUSERS,
+	BSD_EDQUOT,
+	BSD_ESTALE,
+	BSD_EREMOTE,
+	BSD_ENOSTR,
+	BSD_ETIME,
+	BSD_ENOSR,
+	BSD_ENOMSG,
+	BSD_EBADMSG,
+	BSD_IDRM,
+	BSD_EDEADLK,
+	BSD_ENOLCK,
+	BSD_ENONET,
+	BSD_ERREMOTE,
+	BSD_ENOLINK,
+	BSD_EADV,
+	BSD_ESRMNT,
+	BSD_ECOMM,
+	BSD_EPROTO,
+	BSD_EMULTIHOP,
+	BSD_EINVAL,    /* EDOTDOT XXX??? */
+	BSD_REMCHG,
+	BSD_NOSYS,
+	BSD_STRPIPE,
+	BSD_EOVERFLOW,
+	BSD_EBADFD,
+	BSD_ECHRNG,
+	BSD_EL2NSYNC,
+	BSD_EL3HLT,
+	BSD_EL3RST,
+	BSD_NRNG,
+	BSD_EUNATCH,
+	BSD_ENOCSI,
+	BSD_EL2HLT,
+	BSD_EBADE,
+	BSD_EBADR,
+	BSD_EXFULL,
+	BSD_ENOANO,
+	BSD_EBADRQC,
+	BSD_EBADSLT,
+	BSD_EDEADLOCK,
+	BSD_EBFONT,
+	BSD_ELIBEXEC,
+	BSD_ENODATA,
+	BSD_ELIBBAD,
+	BSD_ENOPKG,
+	BSD_ELIBACC,
+	BSD_ENOTUNIQ,
+	BSD_ERESTART,
+	BSD_EUCLEAN,
+	BSD_ENOTNAM,
+	BSD_ENAVAIL,
+	BSD_EISNAM,
+	BSD_EREMOTEIO,
+	BSD_EILSEQ,
+	BSD_ELIBMAX,
+	BSD_ELIBSCN,
+};
+

arch/sparc/kernel/etrap.S

+/* $Id: etrap.S,v 1.10 1995/11/25 00:57:58 davem Exp $
+ * etrap.S: Sparc trap window preparation for entry into the
+ *          Linux kernel.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+#include <asm/cprefix.h>
+#include <asm/head.h>
+#include <asm/page.h>
+#include <asm/psr.h>
+#include <asm/ptrace.h>
+#include <asm/winmacro.h>
+
+/* Registers to not touch at all. */
+#define t_psr        l0 /* Set by caller */
+#define t_pc         l1 /* Set by caller */
+#define t_npc        l2 /* Set by caller */
+#define t_wim        l3 /* Set by caller */
+#define t_twinmask   l4 /* Set at beginning of this entry routine. */
+#define t_kstack     l5 /* Set right before pt_regs frame is built */
+#define t_retpc      l6 /* If you change this, change winmacro.h header file */
+#define t_systable   l7 /* Never touch this, could be the syscall table ptr. */
+#define curptr       g4 /* Set after pt_regs frame is built */
+
+	.text
+	.align 4
+
+	/* SEVEN WINDOW PATCH INSTRUCTIONS */
+	.globl	tsetup_7win_patch1, tsetup_7win_patch2
+	.globl	tsetup_7win_patch3, tsetup_7win_patch4
+	.globl	tsetup_7win_patch5, tsetup_7win_patch6
+tsetup_7win_patch1:	sll	%t_wim, 0x6, %t_wim
+tsetup_7win_patch2:	and	%g2, 0x7f, %g2
+tsetup_7win_patch3:	and	%g2, 0x7f, %g2
+tsetup_7win_patch4:	and	%g1, 0x7f, %g1
+tsetup_7win_patch5:	sll	%t_wim, 0x6, %t_wim
+tsetup_7win_patch6:	and	%g2, 0x7f, %g2
+	/* END OF PATCH INSTRUCTIONS */
+
+	/* At trap time, interrupts and all generic traps do the
+	 * following:
+	 *
+	 * rd	%psr, %l0
+	 * b	some_handler
+	 * rd	%wim, %l3
+	 * nop
+	 *
+	 * Then 'some_handler' if it needs a trap frame (ie. it has
+	 * to call c-code and the trap cannot be handled in-window)
+	 * then it does the SAVE_ALL macro in entry.S which does
+	 *
+	 * sethi	%hi(trap_setup), %l4
+	 * jmpl		%l4 + %lo(trap_setup), %l6
+	 * mov		1, %l4
+	 */
+
+	/* 2 3 4  window number
+	 * -----
+	 * O T S  mnemonic
+	 *
+	 * O == Current window before trap
+	 * T == Window entered when trap occurred
+	 * S == Window we will need to save if (1<<T) == %wim
+	 *
+	 * Before execution gets here, it must be guarenteed that
+	 * %l0 contains trap time %psr, %l1 and %l2 contain the
+	 * trap pc and npc, and %l3 contains the trap time %wim.
+	 */
+
+	.globl	trap_setup, tsetup_patch1, tsetup_patch2
+	.globl	tsetup_patch3, tsetup_patch4
+	.globl	tsetup_patch5, tsetup_patch6
+trap_setup:
+	/* Calculate mask of trap window.  See if from user
+	 * or kernel and branch conditionally.
+	 */
+	mov	1, %t_twinmask
+	sll	%t_twinmask, %t_psr, %t_twinmask ! t_twinmask = (1 << psr)
+	andcc	%t_psr, PSR_PS, %g0		 ! fromsupv_p = (psr & PSR_PS)
+	be	trap_setup_from_user		 ! nope, from user mode
+	 nop
+
+	/* From kernel, allocate more kernel stack and
+	 * build a pt_regs trap frame.
+	 */
+	sub	%fp, (STACKFRAME_SZ + TRACEREG_SZ), %t_kstack
+	STORE_PT_ALL(t_kstack, t_psr, t_pc, t_npc, t_wim, g2)
+
+	/* See if we are in the trap window. */
+	andcc	%t_twinmask, %t_wim, %g0
+	be	1f
+	 nop
+
+	b	trap_setup_kernel_spill		! in trap window, clean up
+	 nop
+
+	/* Trap from kernel with a window available.
+	 * Just do it...
+	 */
+1:
+	mov	%t_kstack, %sp		! jump onto new stack
+	jmpl	%t_retpc + 0x8, %g0	! return to caller
+	 nop
+
+trap_setup_kernel_spill:
+	LOAD_CURRENT(curptr)
+	ld	[%curptr + THREAD_UMASK], %g1
+	orcc	%g0, %g1, %g0
+	bne	trap_setup_user_spill	! there are some user windows, yuck
+	 nop
+
+		/* Spill from kernel, but only kernel windows, adjust
+		 * %wim and go.
+		 */
+		srl	%t_wim, 0x1, %g2	! begin computation of new %wim
+tsetup_patch1:	sll	%t_wim, 0x7, %t_wim	! patched on 7 window Sparcs
+		or	%t_wim, %g2, %g2
+tsetup_patch2:	and	%g2, 0xff, %g2		! patched on 7 window Sparcs
+
+	save	%g0, %g0, %g0
+
+	/* Set new %wim value */
+	wr	%g2, 0x0, %wim
+	WRITE_PAUSE
+
+	/* Save the kernel window onto the corresponding stack. */
+	STORE_WINDOW(sp)
+
+	restore	%g0, %g0, %g0
+
+	mov	%t_kstack, %sp		! and onto new kernel stack
+	jmpl	%t_retpc + 0x8, %g0	! return to caller
+	 nop
+
+trap_setup_from_user:
+	/* We can't use %curptr yet. */
+	LOAD_CURRENT(t_kstack)
+	ld	[%t_kstack + TASK_KSTACK_PG], %t_kstack
+
+	/* Build pt_regs frame. */
+	add	%t_kstack, (PAGE_SIZE - STACKFRAME_SZ - TRACEREG_SZ), %t_kstack
+	STORE_PT_ALL(t_kstack, t_psr, t_pc, t_npc, t_wim, g2)
+
+	/* Clear current->tss.w_saved */
+	LOAD_CURRENT(curptr)
+	st	%g0, [%curptr + THREAD_W_SAVED]
+
+	/* See if we are in the trap window. */
+	andcc	%t_twinmask, %t_wim, %g0
+	bne	trap_setup_user_spill		! yep we are
+	 orn	%g0, %t_twinmask, %g1		! negate trap win mask into %g1
+
+		/* Trap from user, but not into the invalid window.
+		 * Calculate new umask.  The way this works is,
+		 * any window from the %wim at trap time until
+		 * the window right before the one we are in now,
+		 * is a user window.  A diagram:
+		 *
+		 *      7 6 5 4 3 2 1 0    window number
+		 *      ---------------
+		 *        I     L T        mnemonic
+		 *
+		 * Window 'I' is the invalid window in our example,
+		 * window 'L' is the window the user was in when
+		 * the trap occurred, window T is the trap window
+		 * we are in now.  So therefore, windows 5, 4 and
+		 * 3 are user windows.  The following sequence
+		 * computes the user winmask to represent this.
+		 */
+		subcc	%t_wim, %t_twinmask, %g2
+		bneg,a	1f
+		 sub	%g2, 0x1, %g2
+1:
+		andn	%g2, %t_twinmask, %g2
+tsetup_patch3:	and	%g2, 0xff, %g2			! patched on 7win Sparcs
+		st	%g2, [%curptr + THREAD_UMASK]	! store new umask
+
+		mov	%t_kstack, %sp			! and onto kernel stack
+		jmpl	%t_retpc + 0x8, %g0		! return to caller
+		 nop
+
+trap_setup_user_spill:
+		/* A spill occured from either kernel or user mode
+		 * and there exist some user windows to deal with.
+		 * A mask of the currently valid user windows
+		 * is in %g1 upon entry to here.
+		 */
+
+tsetup_patch4:	and	%g1, 0xff, %g1		! patched on 7win Sparcs, mask
+		srl	%t_wim, 0x1, %g2	! compute new %wim
+tsetup_patch5:	sll	%t_wim, 0x7, %t_wim	! patched on 7win Sparcs
+		or	%t_wim, %g2, %g2	! %g2 is new %wim
+tsetup_patch6:	and	%g2, 0xff, %g2		! patched on 7win Sparcs
+		andn	%g1, %g2, %g1		! clear this bit in %g1
+		st	%g1, [%curptr + THREAD_UMASK]
+
+	save	%g0, %g0, %g0
+
+	wr	%g2, 0x0, %wim
+	WRITE_PAUSE
+
+	/* Call MMU-architecture dependant stack checking
+	 * routine.
+	 */
+	.globl	C_LABEL(tsetup_mmu_patchme)
+C_LABEL(tsetup_mmu_patchme):	b	C_LABEL(tsetup_sun4c_stackchk)
+				 andcc	%sp, 0x7, %g0
+
+trap_setup_user_stack_is_bolixed:
+	/* From user/kernel into invalid window w/bad user
+	 * stack. Save bad user stack, and return to caller.
+	 */
+	SAVE_BOLIXED_USER_STACK(curptr, g3)
+	restore	%g0, %g0, %g0
+	mov	%t_kstack, %sp
+	jmpl	%t_retpc + 0x8, %g0
+	 nop
+
+trap_setup_good_ustack:
+	STORE_WINDOW(sp)
+
+trap_setup_finish_up:
+	restore %g0, %g0, %g0
+	mov	%t_kstack, %sp
+	jmpl	%t_retpc + 0x8, %g0
+	 nop
+
+	/* Architecture specific stack checking routines.  When either
+	 * of these routines are called, the globals are free to use
+	 * as they have been safely stashed on the new kernel stack
+	 * pointer.  Thus the definition below for simplicity.
+	 */
+#define glob_tmp     g1
+
+	.globl	C_LABEL(tsetup_sun4c_stackchk)
+	.globl	C_LABEL(tsetup_srmmu_stackchk)
+C_LABEL(tsetup_sun4c_stackchk):
+	/* Done by caller: andcc %sp, 0x7, %g0 */
+	be	1f
+	 sra	%sp, 29, %glob_tmp
+
+	b	trap_setup_user_stack_is_bolixed
+	 nop
+
+1:
+	add	%glob_tmp, 0x1, %glob_tmp
+	andncc	%glob_tmp, 0x1, %g0
+	be	1f
+	 and	%sp, 0xfff, %glob_tmp		! delay slot
+
+	b	trap_setup_user_stack_is_bolixed
+	 nop
+
+	/* See if our dump area will be on more than one
+	 * page.
+	 */
+1:
+	add	%glob_tmp, 0x38, %glob_tmp
+	andncc	%glob_tmp, 0xff8, %g0
+	be	tsetup_sun4c_onepage		! only one page to check
+	 lda	[%sp] ASI_PTE, %glob_tmp	! have to check first page anyways
+
+tsetup_sun4c_twopages:
+	/* Is first page ok permission wise? */
+	srl	%glob_tmp, 29, %glob_tmp
+	cmp	%glob_tmp, 0x6
+	be	1f
+	 add	%sp, 0x38, %glob_tmp		/* Is second page in vma hole? */
+
+	b	trap_setup_user_stack_is_bolixed
+	 nop
+
+1:
+	sra	%glob_tmp, 29, %glob_tmp
+	add	%glob_tmp, 0x1, %glob_tmp
+	andncc	%glob_tmp, 0x1, %g0
+	be	1f
+	 add	%sp, 0x38, %glob_tmp
+
+	b	trap_setup_user_stack_is_bolixed
+	 nop
+
+1:
+	lda	[%glob_tmp] ASI_PTE, %glob_tmp
+
+tsetup_sun4c_onepage:
+	srl	%glob_tmp, 29, %glob_tmp
+	cmp	%glob_tmp, 0x6				! can user write to it?
+	be	trap_setup_good_ustack			! success
+	 nop
+
+	b	trap_setup_user_stack_is_bolixed
+	 nop
+
+C_LABEL(tsetup_srmmu_stackchk):
+	/* Check results of callers andcc %sp, 0x7, %g0 */
+	bne	trap_setup_user_stack_is_bolixed
+	 sethi	%hi(KERNBASE), %glob_tmp
+	cmp	%glob_tmp, %sp
+	bleu	trap_setup_user_stack_is_bolixed
+	 nop
+
+	/* Clear the fault status and turn on the no_fault bit. */
+	mov	AC_M_SFSR, %glob_tmp			! delay from above...
+	lda	[%glob_tmp] ASI_M_MMUREGS, %g0		! eat SFSR
+	lda	[%g0] ASI_M_MMUREGS, %glob_tmp		! read MMU control
+	or	%glob_tmp, 0x2, %glob_tmp		! or in no_fault bit
+	sta	%glob_tmp, [%g0] ASI_M_MMUREGS		! set it
+
+	/* Dump the registers and cross fingers. */
+	STORE_WINDOW(sp)
+
+	/* Clear the no_fault bit and check the status. */
+	andn	%glob_tmp, 0x2, %glob_tmp
+	sta	%glob_tmp, [%g0] ASI_M_MMUREGS
+	mov	AC_M_SFAR, %glob_tmp
+	lda	[%glob_tmp] ASI_M_MMUREGS, %g0
+	mov	AC_M_SFSR, %glob_tmp
+	lda	[%glob_tmp] ASI_M_MMUREGS, %glob_tmp
+	andcc	%glob_tmp, 0x2, %g0			! did we fault?
+	be	trap_setup_finish_up			! cool beans, success
+	 nop
+
+	b	trap_setup_user_stack_is_bolixed	! we faulted, ugh
+	 nop

arch/sparc/kernel/mp.S

-/* mp.S:  Multiprocessor low-level routines on the Sparc.
+/* $Id: mp.S,v 1.2 1995/11/25 00:58:11 davem Exp $
+ * mp.S:  Multiprocessor low-level routines on the Sparc.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
  */